sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Koesan, South Korea (North Chungcheong), for period: December 2026. Longest day in month: December 2026: 9 hours, 50 minutes, 20 seconds (2026-12-01). Shortest day in this month: 9 hours, 38 minutes , 22 seconds (2026-12-21).
:December 2026, Solar noon=>Altitude: maximal 31.47° (2026-12-01, 12:17:42). minimal: 29.75° (2026-12-22, 12:27:12)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 07:22:32 | 12:17:42 | 17:12:52 | 9h 50m 20s |
| 02 | Wednesday | 07:23:27 | 12:18:05 | 17:12:42 | 9h 49m 15s |
| 03 | Thursday | 07:24:21 | 12:18:28 | 17:12:34 | 9h 48m 13s |
| 04 | Friday | 07:25:15 | 12:18:52 | 17:12:28 | 9h 47m 13s |
| 05 | Saturday | 07:26:08 | 12:19:16 | 17:12:24 | 9h 46m 16s |
| 06 | Sunday | 07:27:00 | 12:19:41 | 17:12:22 | 9h 45m 22s |
| 07 | Monday | 07:27:51 | 12:20:06 | 17:12:22 | 9h 44m 31s |
| 08 | Tuesday | 07:28:41 | 12:20:32 | 17:12:24 | 9h 43m 43s |
| 09 | Wednesday | 07:29:29 | 12:20:59 | 17:12:28 | 9h 42m 59s |
| 10 | Thursday | 07:30:17 | 12:21:26 | 17:12:34 | 9h 42m 17s |
| 11 | Friday | 07:31:03 | 12:21:53 | 17:12:43 | 9h 41m 40s |
| 12 | Saturday | 07:31:48 | 12:22:21 | 17:12:53 | 9h 41m 5s |
| 13 | Sunday | 07:32:32 | 12:22:49 | 17:13:05 | 9h 40m 33s |
| 14 | Monday | 07:33:15 | 12:23:17 | 17:13:19 | 9h 40m 4s |
| 15 | Tuesday | 07:33:56 | 12:23:46 | 17:13:36 | 9h 39m 40s |
| 16 | Wednesday | 07:34:36 | 12:24:15 | 17:13:54 | 9h 39m 18s |
| 17 | Thursday | 07:35:14 | 12:24:44 | 17:14:14 | 9h 39m 0s |
| 18 | Friday | 07:35:50 | 12:25:13 | 17:14:36 | 9h 38m 46s |
| 19 | Saturday | 07:36:25 | 12:25:43 | 17:15:00 | 9h 38m 35s |
| 20 | Sunday | 07:36:59 | 12:26:12 | 17:15:26 | 9h 38m 27s |
| 21 | Monday | 07:37:31 | 12:26:42 | 17:15:53 | 9h 38m 22s |
| 22 | Tuesday | 07:38:01 | 12:27:12 | 17:16:23 | 9h 38m 22s |
| 23 | Wednesday | 07:38:30 | 12:27:42 | 17:16:54 | 9h 38m 24s |
| 24 | Thursday | 07:38:56 | 12:28:12 | 17:17:27 | 9h 38m 31s |
| 25 | Friday | 07:39:21 | 12:28:41 | 17:18:02 | 9h 38m 41s |
| 26 | Saturday | 07:39:44 | 12:29:11 | 17:18:38 | 9h 38m 54s |
| 27 | Sunday | 07:40:06 | 12:29:41 | 17:19:16 | 9h 39m 10s |
| 28 | Monday | 07:40:25 | 12:30:10 | 17:19:55 | 9h 39m 30s |
| 29 | Tuesday | 07:40:43 | 12:30:39 | 17:20:36 | 9h 39m 53s |
| 30 | Wednesday | 07:40:58 | 12:31:09 | 17:21:19 | 9h 40m 21s |
| 31 | Thursday | 07:41:12 | 12:31:37 | 17:22:03 | 9h 40m 51s |